Adjustable up to 90cm BUILT FOR STABILITY: These challenger bars feature rubber grips and end caps for maximum stability. HUMANIZATION DESIGN FOR COMFORT：Soft foam grip handles allow you perform your exercise without experiencing hand slippery and hand fatigue. FEATURES：Dip Stands with Solid Construction for Stability. Featured 100% steel rigid frame makes this trainer excellent for your home gym. MULTIFUNCTION：Strength training equipment offers multiple bodyweight exercise options such as dips, pull ups, L sits, knee and leg raises, stretches and more.